Gregory and James Benford on Benford Beacons for SETI

On This Episode

Greg and Jim Benford return to Planetary Radio, this time to talk about their rethinking of the Search for Extraterrestrial Intelligence. The twin brothers believe 'classical' SETI may not have been looking in the right places or for long enough. Bill Nye covers several topics in his weekly commentary, ranging from Congress' vote on the NASA budget to losing fingernails on spacewalks. Emily Lakdawalla reports on the effort to pick a spot on Mars for the Curiosity rover. Bruce Betts shares a the night sky, a new space trivia contest, and a cookie with Mat Kaplan.